Shenzhen Sinovac Pharmaceutical Co., Ltd. 2025 Annual Internal Control Self-Evaluation Report
To all shareholders of Shenzhen Sinovac Pharmaceutical Co., Ltd.:
In accordance with the "Basic Norms for Enterprise Internal Control" and its supporting guidelines and other internal control regulatory requirements (hereinafter referred to as the "Internal Control Regulatory System"), combined with the company's internal control system and evaluation methods, and based on daily supervision and special supervision of internal controls, we have evaluated the effectiveness of the company's internal controls as of December 31, 2025 (the benchmark date for the internal control evaluation report).
I. Important Statement
In accordance with the requirements of the Internal Control Regulatory System, establishing and improving a sound and effective internal control system, evaluating its effectiveness, and truthfully disclosing the internal control evaluation report are the responsibilities of the company's board of directors. The audit committee supervises the establishment and implementation of internal controls by the board of directors. The management is responsible for organizing and leading the daily operation of the company's internal controls. The company's board of directors, audit committee, directors, and senior management guarantee that this report contains no false statements, misleading representations, or significant omissions, and they shall bear individual and joint legal responsibility for the truthfulness, accuracy, and completeness of the report's content.